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Add strcasecmp() and strncasecmp() to libkern and connect to the build.

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This commit is contained in:
Pawel Jakub Dawidek 2005-08-08 18:31:13 +00:00
parent 685b8c364e
commit c812ca43bd
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=148861
3 changed files with 72 additions and 0 deletions
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1
sys/conf/files
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@ -1331,6 +1331,7 @@ libkern/random.c standard
libkern/rindex.c standard
libkern/scanc.c standard
libkern/skpc.c standard
libkern/strcasecmp.c standard
libkern/strcat.c standard
libkern/strcmp.c standard
libkern/strcpy.c standard

69
sys/libkern/strcasecmp.c Normal file
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@ -0,0 +1,69 @@
/*
* Copyright (c) 1987, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/ctype.h>
#include <sys/libkern.h>
int
strcasecmp(const char *s1, const char *s2)
{
const u_char *us1 = (const u_char *)s1, *us2 = (const u_char *)s2;
while (tolower(*us1) == tolower(*us2++)) {
if (*us1++ == '\0')
return (0);
}
return (tolower(*us1) - tolower(*--us2));
}
int
strncasecmp(const char *s1, const char *s2, size_t n)
{
if (n != 0) {
const u_char *us1 = (const u_char *)s1;
const u_char *us2 = (const u_char *)s2;
do {
if (tolower(*us1) != tolower(*us2++))
return (tolower(*us1) - tolower(*--us2));
if (*us1++ == '\0')
break;
} while (--n != 0);
}
return (0);
}

2
sys/sys/libkern.h
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@ -95,6 +95,7 @@ char *rindex(const char *, int);
int scanc(u_int, const u_char *, const u_char *, int);
int skpc(int, int, char *);
void srandom(u_long);
int strcasecmp(const char *, const char *);
char *strcat(char * __restrict, const char * __restrict);
int strcmp(const char *, const char *);
char *strcpy(char * __restrict, const char * __restrict);
@ -102,6 +103,7 @@ char *strdup(const char *__restrict, struct malloc_type *);
size_t strlcat(char *, const char *, size_t);
size_t strlcpy(char *, const char *, size_t);
size_t strlen(const char *);
int strncasecmp(const char *, const char *, size_t);
int strncmp(const char *, const char *, size_t);
char *strncpy(char * __restrict, const char * __restrict, size_t);
char *strsep(char **, const char *delim);